meduza | 75acf95197b3097e37fd11e0d48eefb85d814eaff36ad60d9a20ee7df8d76c50

Analysis

max time kernel
95s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2025 10:10

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General

Target

2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe
Size

3.1MB
MD5

9c0b4a4fe825b04e1f5bf35bd5b73b8f
SHA1

63929ea5284d01e9bbb735870dcb5525b1389128
SHA256

75acf95197b3097e37fd11e0d48eefb85d814eaff36ad60d9a20ee7df8d76c50
SHA512

0c1e6437ee3afa71ef51cd290ff7ce4c2eddec6dc2cc99567daefb5f8dd5c1d91ee75c3101317d8fc2376d85986ef61e5cab52a6675b92e9c07c53cf11670f2e
SSDEEP

24576:qiixlR6I3vbasXpLtwBOz9qhjDWsoQ4lFEHLEBINGIJkoqIUrKybKffn3kiIGHI8:UxVRsw6NxAI0jG

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

45.130.145.152

Attributes

anti_dbg
true
anti_vm
true
build_name
SEO2.0
extensions
.txt; .doc; .xlsx
grabber_max_size
4.194304e+06
port
15666
self_destruct
false

Signatures

Meduza
Meduza is a crypto wallet and info stealer written in C++.
stealer meduza

Meduza Stealer payload 4 IoCs

resource	yara_rule
behavioral2/memory/3256-2-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/3256-0-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/3256-1-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/3256-3-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza

Meduza family
meduza

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4132 set thread context of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3256	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe
Token: SeImpersonatePrivilege	3256	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83
PID 4132 wrote to memory of 3256	4132	2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe	83

C:\Users\Admin\AppData\Local\Temp\2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4132
- C:\Users\Admin\AppData\Local\Temp\2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe
  "C:\Users\Admin\AppData\Local\Temp\2025-01-05_9c0b4a4fe825b04e1f5bf35bd5b73b8f_cobalt-strike_ryuk.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  PID:3256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3256-2-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/3256-0-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/3256-1-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/3256-3-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download